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It is ordained that 3 grains of barley dry and round do make an inch, 12 inches make 1 foot, 3 feet make 1 yard, 5 yards and a half make a perch, and 40 perches in length and 4 in breadth make an acre. The Liber Horn compilation (1311) includes that statute with slightly different wording and adds: [22]
The basic unit of length in the imperial and U.S. customary systems is the yard, defined as exactly 0.9144 m by international treaty in 1959. [2] [10] Common imperial units and U.S. customary units of length include: [11] thou or mil (1 ⁄ 1000 of an inch) inch (25.4 mm) foot (12 inches, 0.3048 m) yard (3 feet, 0.9144 m)
For measuring length, the U.S. customary system uses the inch, foot, yard, and mile, which are the only four customary length measurements in everyday use.From 1893, the foot was legally defined as exactly 1200 ⁄ 3937 m (approximately 0.304 8006 m). [13]
A Canadian football field is 65 yards (59 m) wide and 110 yards (100 m) long with end zones adding a combined 40 yards (37 m) to the length, making it 87,750 square feet (8,152 m 2) or 0.8215 ha (2.030 acres).
Stone, 16 cubic feet (0.453 m 3) Salt, 42 US bushels (1.480 m 3) Lime, 40 US bushels (1.410 m 3) Coke, 28 US bushels (0.99 m 3) Wheat, 20 US bushels (0.705 m 3) The nearest thing to a standard cubic ton seems to be the "timber" cubic ton (40 cubic feet or 1.133 cubic metres) which is used by freight transport operators in the US. [1] [2]
61.68 yards (56.40 meters) 34.99 yards (31.99 meters) 242.115 tons: Heaviest until the An-22, Mach 3 prototype bomber Antonov An-22: 27 Feb 1965: Transport: 68: 63.32 yards (57.90 meters) 70.43 yards (64.40 meters) 246.05 tons: 80 t: Heaviest until the C-5, Heaviest turboprop aircraft Caspian Sea Monster: 16 Oct 1966: Ekranoplan: 1: 100.61 ...
Aircraft altitudes for air traffic control and related purposes are measured in feet in the U.S. In fact, most of the world has used feet for aviation altitudes since the end of World War II (meters before 1945 in all European countries except the UK), with the notable exceptions of China, North Korea, and many former Soviet countries.
15.24 meters – width of an NBA basketball court (50 feet) 18.44 meters – distance between the front of the pitcher's rubber and the rear point of home plate on a baseball field (60 feet, 6 inches) [125] 20 meters – length of cricket pitch (22 yards) [126] 27.43 meters – distance between bases on a baseball field (90 feet)